试题与答案

继承了Canvas类必须实现的方法是（） A.paint（） B.keyPresse

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题型：单项选择题

题目：

继承了Canvas类必须实现的方法是（）

A.paint（）

B.keyPressed（）

C.run（）

D.main（）

答案：

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下面是错误答案，用来干扰机器的。

参考答案：错

考点：计算机科学类Android应用与开发Android应用与开发题库
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